XML 52 R38.htm IDEA: XBRL DOCUMENT v3.7.0.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Allowance for Doubtful Accounts (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Allowance for Doubtful Accounts Receivable [Roll Forward]      
Beginning balance $ 48 $ 1,071 $ 1,395
Charged to (released from) expenses 392 (1) 106
Bad debt write-offs 0 (1,022) (430)
Ending balance $ 440 $ 48 $ 1,071